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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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git - Server host key not cached
...ted hosts file.
To get around this, open a plain SSH connection to origin and SSH will ask you if you want to trust the remote host (from the Git console):
$ ssh 127.0.0.1
The authenticity of host '127.0.0.1 (127.0.0.1)' can't be established.
RSA key fingerprint is <FINGERPRINT>.
Are you sur...
When is the finalize() method called in Java?
... be called on the main class if the main class creates a non-daemon thread and then returns?
– Tom G
Feb 15 '14 at 21:24
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What is the difference between . (dot) and $ (dollar sign)?
What is the difference between the dot (.) and the dollar sign ($) ?
13 Answers
13
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npm global path prefix
...Homebrew).
So:
npm config set prefix /usr/local if it's something else, and
Don't use sudo with npm! According to the jslint docs, you should just be able to npm install it.
If you installed npm as sudo (sudo brew install), try reinstalling it with plain ol' brew install. Homebrew is supposed t...
What do
...m, what? Maybe there's documentation somewhere, but search engines don't handle "names" like "
4 Answers
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How do I revert a Git repository to a previous commit?
...out 0d1d7fc32
Or if you want to make commits while you're there, go ahead and make a new branch while you're at it:
git checkout -b old-state 0d1d7fc32
To go back to where you were, just check out the branch you were on again. (If you've made changes, as always when switching branches, you'll have...
Import package.* vs import package.SpecificType [duplicate]
... primary reason for this is I just like to keep things straightward, clean and with as little ambiguity as possible, and I think with a .* import you lose that.
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force client disconnect from server with socket.io and nodejs
Is there any way to disconnect a client with SocketIO, and literally close the connection? So if someone is connected to my server, and I want to close the connection between them and my server, how would I go about doing that?
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Best C++ Code Formatter/Beautifier
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AStyle can be customized in great detail for C++ and Java (and others too)
This is a source code formatting tool.
clang-format is a powerful command line tool bundled with the clang compiler which handles even the most obscure language constructs in a coherent way.
It...